Again I supply the relevant quote from the article

Quote
'Controversial interrogation'
U.S. officials say one of the key clues that led to bin Laden was a thread of information about an al-Qaida courier. That thread, they say, may have come from Sept. 11 mastermind Khalid Sheik Mohammed or from the so-called 20th hijacker, Mohammad al-Qahtani.
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Authorities acknowledge both Khalid Sheik Mohammad and Mohammad al-Qahtani had been subjected to enhanced interrogation, a policy authorized by former President George W. Bush.
"We used this technique on three people, captured a lot of people and used it on three. We gained value; information to protect the country. And it was the right thing to do as far as I'm concerned," Bush said in a 2010 interview.

And again I do not find the proof that Doug claims to have presented


"It's not a lie if you believe it." -- George Costanza
The whole problem with the world is that fools and fanatics are always so certain of themselves. --Bertrand Russel